As the need for ever-higher wireless data rates has grown, it has become necessary to use higher and higher carrier frequencies. Gigabit data rates generally require carriers of multiple gigahertz. But thanks to parallel techniques such as multic...

Most of you are intimately familiar with the popular short-range wireless technologies such as Wi-Fi, Bluetooth, ZigBee, 802.15.4, and maybe even Z-Wave. All of these are addressing the Internet-of-Things (IoT) movement. But there are other, less...

Some carriers are already using carrier-grade Wi-Fi to offload high-speed data. (Image courtesy of Thinkstock).Have you heard of this latest development in cellular technology? LTE-U is Long-Term Evolution in the Unlicensed spectrum. LAA is Licen...